CN104859668B - Energy storage type trailer system - Google Patents
Energy storage type trailer system Download PDFInfo
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- CN104859668B CN104859668B CN201510081157.6A CN201510081157A CN104859668B CN 104859668 B CN104859668 B CN 104859668B CN 201510081157 A CN201510081157 A CN 201510081157A CN 104859668 B CN104859668 B CN 104859668B
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- energy storage
- management module
- storage management
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- control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C3/00—Electric locomotives or railcars
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
This application provides a kind of energy storage type trailer system, including：Cabinet, and super capacitor in the cabinet, high-voltage electrical box, traction invertor, pull-in control system and charger；The pull-in control system includes motion control unit and energy storage management module；The super capacitor is connected by the high-voltage electrical box with the input of the traction invertor；The output end connection traction electric machine of the traction invertor；The motion control unit is located inside the traction invertor, controls the traction invertor；The energy storage management module is located inside the high-voltage electrical box；The energy storage management module is connected by the first disconnecting switch with the super capacitor；The energy storage management module controls the super capacitor and the charger.Energy utilization rate is improve, the reliability of trailer system reduces fault rate, it is ensured that the normal operation of vehicle.
Description
Technical field
The application is related to trailer system field, more particularly to a kind of energy storage type trailer system.
Background technology
With the development of technology, requirement more and more higher of the people to pull-in control system.
Traditional railcar using unidirectionally can not control rectifier direct current supply net, by contact net/conductor rail by electricity.
When contact net breaks down, the traffic paralysis of whole circuit can be caused, influence traffic order.Vehicle is inhaled from Traction networks during traction
Receive electric energy；During braking, to Traction networks feedback power, when the volume of the flow of passengers is less, and density of dispatching a car is relatively low, there is no vehicle absorption and regeneration
Energy, capacity usage ratio is relatively low, and now, supply conductor voltage can rise rapidly, if electric network fault, will cause stopping for large area
Fortune, social influence is larger.
Therefore, how to improve energy utilization rate, and improve the reliability of pull-in control system, reduce fault rate, it is ensured that
The normal operation of vehicle is the current technical issues that need to address of those skilled in the art.
The content of the invention
Technical problems to be solved in this application are to provide a kind of energy storage type trailer system, solve the energy in the prior art
Utilization rate is relatively low, and when the grid fails, causes large-area power-cuts, influences traffic order, causes vehicle to be unable to normal operation
Problem.
Its concrete scheme is as follows：
A kind of energy storage type trailer system, including：
Cabinet, and super capacitor in the cabinet, high-voltage electrical box, traction invertor, pull-in control system and
Charger；
The pull-in control system includes motion control unit and energy storage management module；
The super capacitor is connected by the high-voltage electrical box with the input of the traction invertor；
The output end connection traction electric machine of the traction invertor；
The motion control unit is located inside the traction invertor, controls the traction invertor；
The energy storage management module is located inside the high-voltage electrical box；
The energy storage management module is connected by the first disconnecting switch with the super capacitor；
The energy storage management module controls the super capacitor and the charger.
Above-mentioned system, it is preferred that the high-voltage electrical box also includes：
Main contactor；
The main contactor is located between first disconnecting switch and the energy storage management module；
The main contactor is controlled by the motion control unit.
Above-mentioned system, it is preferred that also include：
Display screen,
The display location shows the prompt message of charging complete in the energy storage management module.
Above-mentioned system, it is preferred that also include：
Pantagraph current collector, the pantagraph current collector is located on the display screen；
The pantagraph current collector is connected by the second disconnecting switch with the energy storage management module.
Above-mentioned system, it is preferred that the traction electric machine includes：
Permagnetic synchronous motor or asynchronous traction motor.
Above-mentioned system, it is preferred that the energy storage management module is led to by 485 buses, CAN and MVB
Letter.
Above-mentioned system, it is preferred that the pull-in control system also includes：
Driver controller, each command switch, control circuit, network control and diagnostic system and display；
The driver controller is controlled and diagnostic system phase with the control circuit and the network respectively by connecting line
Connection；
Each command switch is controlled and diagnostic system phase with the control circuit and the network respectively by connecting line
Connection；
The motion control unit is connected with the control circuit and the energy storage management module respectively by connecting line；
Network control and diagnostic system by MVB interfaces respectively with the energy storage management module, the display and
The motion control unit is connected.
Above-mentioned system, it is preferred that the network control includes with diagnostic system：
Digital quantity input/output module, analog input/output module and central control unit；
The central control unit by MVB interfaces respectively with the digital quantity input/output module and the analog quantity
Input/output module is connected.
In a kind of energy storage type trailer system that the application is provided, powered to vehicle using super capacitor energy-storage, super capacitor
Used as unique power source, the subway light rail with being driven is compared, powered without external power source, and vehicle is without contact net or contact
Rail, although increased the cost of super capacitor and ground charging station, but compared with contact net circuit, advantage of lower cost, safeguards
It is also convenient for.The super capacitor electric discharge in distraction procedure of energy storage type light rail trailer system, system changes the kinetic energy of vehicle during braking
In into electrical power storage to super capacitor, realize that energy is recycled, braking energy is all absorbed by vehicle-mounted accumulation power supply, without configuration
Braking resistor；This system is small to the dependence of power network, as long as the charging station of each website is normal, it is possible to ensure that vehicle can be just
Often operation；Accumulation power supply is pure dc source, and the reactor of power quality is improved without configuration, alleviates weight；Cancel
AuCT, is powered by super capacitor as power supply directly to electrical equipment.Energy utilization rate is improve, trailer system
Reliability, reduces fault rate, it is ensured that the normal operation of vehicle.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the embodiment of the present application, below will be to make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present application, for
For those of ordinary skill in the art, without having to pay creative labor, it can also be obtained according to these accompanying drawings
His accompanying drawing.
Fig. 1 is a kind of main circuit structure schematic diagram of energy storage type trailer system of the application；
Fig. 2 is the main circuit structure schematic diagram of the traction invertor of the application；
Fig. 3 is the main circuit schematic diagram of the high-voltage electrical box of the application；
Fig. 4 is the pull-in control system structural representation of the application.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only some embodiments of the present application, rather than whole embodiments.It is based on
Embodiment in the application, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of the application protection.
A kind of main circuit structure schematic diagram of energy storage type trailer system of the application, Fig. 2 are shown referring to Fig. 1 and Fig. 2, Fig. 1
Show the main circuit structure schematic diagram of traction invertor in the application.
Energy storage type trailer system in the application includes：Cabinet, and the super capacitor 101, high pressure in the cabinet
Electric appliance box 102, traction invertor 103, pull-in control system and charger 104；The pull-in control system includes that transmission is controlled
Unit 201 and energy storage management module 105；The super capacitor 101 is by the high-voltage electrical box 102 and the traction invertor
103 input is connected；The output end connection traction electric machine 106 of the traction invertor 103；The motion control unit
201 are located inside the traction invertor 103, control the traction invertor 103；The energy storage management module 105 is located at institute
State inside high-voltage electrical box 102；The energy storage management module 105 passes through the first disconnecting switch 107 and the phase of the super capacitor 101
Connection；The energy storage management module 105 controls the super capacitor 101 and the charger 104.
The traction electric machine 106 includes：Permagnetic synchronous motor or asynchronous traction motor, the application preferentially select permanent magnetism
Synchronous motor, improves the high efficiency of electric transmission.
The electric energy that the pull-in control system need to be exported according to the super capacitor is controlled to the traction electric machine, adopts
Speed governing is carried out with the control mode of Direct Torque.
Vehicle is rapidly completed chargings in 30 seconds using the time of passenger getting on/off in platform in the application, once after charging
2 kilometers can be continuously driven, row charges again to reach next platform, goes round and begins again.Energy storage car relies on itself energy storage in traction working condition
Power is provided, can be fully converted to kinetic energy electric energy and absorb storage during braking realize recycling, its control mode uses axle control
Mode, is capable of achieving the independent adhesion drive control high of vehicle moving axis；It is static by electricity using station, light rail vehicle is capable of achieving completely without confession
Operation of power networks.Realize without transmission losses, without bow net loss, improve urban landscape and traffic safety.
In a kind of energy storage type trailer system that the application is provided, powered to vehicle using super capacitor energy-storage, super capacitor
Used as unique power source, the subway light rail with being driven is compared, powered without external power source, and vehicle is without contact net or contact
Rail, although increased the cost of super capacitor and ground charging station, but compared with contact net circuit, advantage of lower cost, safeguards
It is also convenient for.The super capacitor electric discharge in distraction procedure of energy storage type light rail trailer system, system changes the kinetic energy of vehicle during braking
In into electrical power storage to super capacitor, realize that energy is recycled, braking energy is all absorbed by vehicle-mounted accumulation power supply, without configuration
Braking resistor；This system is small to the dependence of power network, as long as the charging station of each website is normal, it is possible to ensure that vehicle can be just
Often operation；Accumulation power supply is pure dc source, and the reactor of power quality is improved without configuration, alleviates weight；Cancel
AuCT, is powered by super capacitor as power supply directly to electrical equipment.Energy utilization rate is improve, trailer system
Reliability, reduces fault rate, it is ensured that the normal operation of vehicle.
In the application, also include：Display screen, the display location in the energy storage management module 105, charged by display
Into prompt message.Pantagraph current collector 108 is provided with the display screen；The pantagraph current collector 108 passes through the second disconnecting switch 109 and institute
Energy storage management module 105 is stated to be connected.
Energy storage management module 105 described herein mainly has super capacitor status monitoring, fault diagnosis, energy to show,
The functions such as management of charging and discharging.When the voltage of the super capacitor 101 is less than 500V, the energy storage management module 105 is sent out and is forbidden
Work order, forbids the charger 104 to work, at the same pull-in control system will locking pulse, forbid output, module is automatic
Monitoring super capacitor charging process, will on a display screen there is prompt message after charging complete, there is lifting pantagraph current collector on display screen
Button, discharge and recharge is controlled by driver.
With reference to Fig. 3, the main circuit schematic diagram of the application middle/high-voltage electrical appliance case is shown, main including supplies to traction invertor
The various High-Voltage Electrical Appliances of electricity, mainly by three position switch, main circuit contact device, electric isolating switch, line contactor, charging
The device groups such as tentaculum, charging resistor, super capacitor discharge resistance, earthing detection resistance, copped wave resistance and isolating diode
Into.
Three position switch (MQS1) is manually operated guillotine type mechanical switch.Before the operation of each vehicle, will confirm
Three position switch (MQS1) is in traction state.
When vehicle runs, control main circuit contact device (KM6) closure, after driver instructs to direction, charging contactor (KM2)
Closure, the charged resistance of DC750V power supplys (R1) charge to direct current support capacitor in traction convertor, circuit after charging complete
Contactor (KM1) is closed, then traction invertor startup work.
The control of the main contactor is main to be realized by the motion control unit DCU, by DCU to main contactor division
Condition is judged, so as to reduce the quantity of relay.
Close main contactor condition be：System self-test is normally completed, and fault-free, KM1, KM2, KM3 are off,
After DCU receives drivers' cab instruction (1s pulse signals), hair " conjunction " order；When system detectio to catastrophe failure or other, stand
That is tripping main contactor.
When vehicle is in traction working condition, direct current supply energy enters traction invertor through high-voltage electrical box；At vehicle
When regenerative braking operating mode, load energy feeds back to super capacitor through high-voltage electrical box.
Compared with conventional light rail car or subway, eliminate high-speed circuit breaker, using dividing for main contactor control main circuit
It is disconnected, cost has been saved, the reasonable disjunction of main contactor is ensured by logic control.
With reference to Fig. 2, the application be on the basis of facilitation subway platform, the compatible permagnetic synchronous motor of development
Inverter.The traction invertor includes an IBCM60G4 converter module, the motion control unit and use of 60R-6U
Come protect and measure A.C. contactor, fixation put a resistance, voltage sensor and current sensor.
The traction invertor is made up of IGBT elements, constitutes 2 groups of three-phase bridge arms and over-voltage suppression copped wave bridge of inverter
Arm, in traction working condition, realizes that a direct current is input into, and the inverter mode of two exchange outputs, in regenerative braking operating mode, realizes two friendships
Stream input, the rectification mode of a direct current output, and be integrated with heat-pipe radiator, temperature sensor, low-inductance bus, door control unit,
Gate power supply, pulse distribution unit, support capacitor etc., with traveling it is air-cooled, without absorbing circuit, compact conformation, small volume etc.
Feature.Each module independently drives two motors on a bogie, according to the control strategy of DCU, realizes that inversion is exported, then
The function such as raw braking and over-voltage suppression copped wave.
Net pressure (VH3) comprising measuring system in the traction invertor, half voltage (VH2) and medium voltage (VH4)
Voltage sensor, DCU receives its measurement signal, is set to realize voltage measurement, the mistake of trailer system according to system protection requirement
The functions such as pressure/under-voltage protection, ground protection.
Measuring system intermediate current (LH4) is included in the traction invertor, chopper current (LH9) and the exchange of 2 tunnels are defeated
Go out the sensor (LH5-VH8) of electric current, DCU receives its measurement signal, according to corresponding control algolithm, vehicle command and traction system
System parameter etc., realizes the functions such as driving, overcurrent protection to motor.
The traction invertor uses drawer-type structure；Cooling uses heat-pipe radiator traveling air cooling mode.
Control device for inverter is DCU, using asynchronous motor direct torque control method, work(is controlled with adhesion utility
Can, and TEC3000 AC Drive modularized design hardware platforms are used, it is main to complete to draw IGBT inverters and alternating current asynchronous
The real-time control of motor, adhesion utility control, braking chop control, are provided simultaneously with complete traction current transformation system failure protection work(
Energy, the fault self-diagnosis function of module level and a certain degree of failure runback bit function and Some vehicles level control function, DCU
It is some for constituting train communication network, is communicated using double-unit traction controller interface with MVB.
With reference to Fig. 4, the application pull-in control system structural representation is shown, the pull-in control system in the application is also wrapped
Include：
Driver controller 401, each command switch 402, the control of control circuit 403, network and diagnostic system 404 and display
405；The driver controller controls to be connected with diagnostic system with the control circuit and the network respectively by connecting line；
Each command switch controls to be connected with diagnostic system with the control circuit and the network respectively by connecting line；It is described
Motion control unit is connected with the control circuit and the energy storage management module respectively by connecting line；The network control
With diagnostic system by double-unit traction controller interface respectively with the energy storage management module, the display and the biography
Dynamic control unit is connected.
The relevant information of super capacitor is fed back to network by the one side of energy storage management module 105 by MVB networks, separately
On the one hand connected by rigid line and the signal such as " charging complete " and " forbidding work " is transmitted to motion control unit, realize the control of vehicle
System.
The energy storage management module is communicated by 485 buses, CAN and MVB.
The network control includes with diagnostic system：Digital quantity input/output module DXM, analog input/output module
AXM and central control unit VCM；The central control unit by MVB interfaces respectively with the digital quantity input/output module
It is connected with the analog input/output module.
The network is controlled with diagnostic system for single module is constituted, and full-vehicle control is communicated using MVB, and vehicle passes through net
Network realizes the connection of each equipment.Enter the transmission and control of row information by MVB agreements.
Traction control uses the control mode of Network Priority, and rigid line is controlled as standby.When network is normal, draws and make
Dynamic control is realized by network；When network failure, using standby mode, come by relay logic circuit and vehicle rigid line
Realize traction and the control for brake of vehicle.
Vehicle traction, braking instruction have two kinds of transmission means in the application：
Under normal circumstances, controller current potential is gathered by the analogue collection module AXM modules of wagon control and diagnostic system
The instruction of device analog signal is transmitted to DCU and brak control unit EBCU by MVB networks；Under ATO automatic driving modes, traction system
Power and traction braking instruction are transmitted to MVB networks by RS485, then are transmitted to DCU and EBCU by MVB networks.
Under standby mode, the hard signal of DCU and EBCU collection controller outputs.
The main control instruction for completing the relevant traction of train and state are given, transmit and diagnosed, realize train traction/
Electric braking control, electric drive system error protection etc..
It should be noted that the application can also utilize battery or other energy to be used as the electrical source of power of vehicle,
Can use and control otherwise, such as vector controlled means.
In addition to using MVB agreements, the application can also use other communications protocol mode.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation is all difference with other embodiment, between each embodiment identical similar part mutually referring to.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of key elements not only include that
A little key elements, but also other key elements including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", does not arrange
Except also there is other identical element in the process including the key element, method, article or equipment.
A kind of energy storage type trailer system provided herein is described in detail above, it is used herein specifically
Individual example is set forth to the principle and implementation method of the application, and the explanation of above example is only intended to help and understands the application
Method and its core concept；Simultaneously for those of ordinary skill in the art, according to the thought of the application, in specific implementation
Be will change in mode and range of application, in sum, this specification content should not be construed as the limitation to the application.
Claims (7)
1. a kind of energy storage type trailer system, it is characterised in that including：
Cabinet, and super capacitor in the cabinet, high-voltage electrical box, traction invertor, pull-in control system and charging
Machine；
The pull-in control system includes motion control unit and energy storage management module；
The super capacitor is connected by the high-voltage electrical box with the input of the traction invertor；
The output end connection traction electric machine of the traction invertor；
The motion control unit is located inside the traction invertor, controls the traction invertor；
The energy storage management module is located inside the high-voltage electrical box；
The energy storage management module is connected by the first disconnecting switch with the super capacitor；
The energy storage management module controls the super capacitor and the charger, and the energy storage management module is used for described super
Level electric capacity carries out status monitoring, fault diagnosis, energy and shows and management of charging and discharging, when the voltage of the super capacitor is less than 500V
When, the energy storage management module forbids the charger to work, meanwhile, the pull-in control system controls the traction invertor
It is stopped；
The pull-in control system also includes：
Driver controller, each command switch, control circuit, network control and diagnostic system and display；
The driver controller controls to be connected with diagnostic system with the control circuit and the network respectively by connecting line；
Each command switch controls to be connected with diagnostic system with the control circuit and the network respectively by connecting line；
The motion control unit is connected with the control circuit and the energy storage management module respectively by connecting line；
Network control and diagnostic system pass through MVB interfaces respectively with the energy storage management module, the display and described
Motion control unit is connected；
The network control is also connected by connecting line with diagnostic system with the motion control unit；
When network is normal, the network control is drawn and is made by network with diagnostic system to the motion control unit
Dynamic control, when network failure, the network control is led by connecting line with diagnostic system to the motion control unit
Draw and control for brake.
2. system according to claim 1, it is characterised in that the high-voltage electrical box also includes：
Main contactor；
The main contactor is located between first disconnecting switch and the energy storage management module；
The main contactor is controlled by the motion control unit.
3. system according to claim 1, it is characterised in that also include：
Display screen,
The display location shows the prompt message of charging complete in the energy storage management module.
4. system according to claim 3, it is characterised in that also include：
Pantagraph current collector, the pantagraph current collector is located on the display screen；
The pantagraph current collector is connected by the second disconnecting switch with the energy storage management module.
5. system according to claim 1, it is characterised in that the traction electric machine includes：
Permagnetic synchronous motor or asynchronous traction motor.
6. system according to claim 1, it is characterised in that the energy storage management module passes through 485 buses, CAN
Communicated with MVB.
7. system according to claim 1, it is characterised in that the network control includes with diagnostic system：
Digital quantity input/output module, analog input/output module and central control unit；
The central control unit by MVB interfaces respectively with the digital quantity input/output module and the analog input/
Output module is connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510081157.6A CN104859668B (en) | 2015-02-13 | 2015-02-13 | Energy storage type trailer system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510081157.6A CN104859668B (en) | 2015-02-13 | 2015-02-13 | Energy storage type trailer system |
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| CN104859668A CN104859668A (en) | 2015-08-26 |
| CN104859668B true CN104859668B (en) | 2017-06-16 |
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| CN105256675A (en) * | 2015-11-03 | 2016-01-20 | 株洲南车时代电气股份有限公司 | Electric transmission system of dual-power metro grinding car and power switching method |
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| CN108545088B (en) * | 2018-04-20 | 2020-04-17 | 江苏达实久信医疗科技有限公司 | Rail trolley traveling system with electric energy buffering function |
| CN110481388B (en) * | 2019-07-17 | 2022-11-22 | 中车永济电机有限公司 | Automatic phase-passing control method for traction system of high-power permanent magnet direct-drive locomotive |
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| CN203850904U (en) * | 2013-11-14 | 2014-09-24 | 湖南南车时代电动汽车股份有限公司 | Motor driver of double-source electric car |
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| CN104859668A (en) | 2015-08-26 |
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